Base station



FIG. 1 is a front elevational view of the base station showing my newdesign;

FIG. 2 is a first side elevational view thereof;

FIG. 3 is a second side elevational view thereof;

FIG. 4 is a rear elevational view thereof; and,

FIG. 5 is a top plan view thereof.

No bottom view is provided, because the design has a flat bottom devoidof surface ornamentation.

The ornamental design for a base station, as shown and described.